In recent years, The importance key success factors  has led organizations to focus more on these factors. project management is one of the factors greatly affecting project success.
Having a qualified and competent project manager is the first step to actual project success. In this study, the individual factors and important competencies of the project manager have been investigated. The statistical population of the present study is project managers and experts in a project-based organization (science and technology academy). The required information was collected through questionnaires designed and analyzed using statistical tests of correlation test and Friedman test using SPSS software. Effective personal factors identified were categorized into 3 groups of behavioral competence, individual competence and technical competence. This research indicates that these factors have different rankings regarding their importance level and how much of an impact they have on project success. Among all the factors identified in this research, individual competency factor ranked first. It has been also observed that there is a meaningful relationship between individual competencies and technical competencies in project management. The results of this research can be of great help to project-based organizations in selecting the right project managers and consequently organization development